To meet all installation needs, without giving up on Hertz quality and performance, The DCX 100.3 car audio coaxials is designed with maniacal care to provide a linear frequency response and ensure high reliability. A Neodymium magnet, PEI dome tweeter, built-in crossover, TPU (Thermoplastic polyurethane) surround and a pressed-paper cone provide the optimum ratio between installation friendliness and sound with dynamic and emotional impact. Features - • Large motor assembly for mobile voice coil control. DCX 710.3 300 W. • Pure copper voice coil, wound on conex former, for maximum lightness. • Water-repellent treated paper cone.